<template>
	<view class="cart-container"v-if="cart.length!==0">
		<view >
			<!-- 收货地址组件 -->
			<my-address></my-address>
			<view class="cart-title">
				<uni-icons type="shop" size="18"></uni-icons>
				<text class="cart-title-text">购物车</text>
			</view>
			<!-- 商品列表区域 -->
			<!-- uni-swipe-action 是最外层包裹性质的容器 -->
			<uni-swipe-action>
				<block v-for="(goods,i) in cart" :key="i">
					<!-- uni-swipe-action-item 可以为其子节点提供滑动操作的效果。需要通过 options 属性来指定操作按钮的配置信息 -->
					<uni-swipe-action-item
					:options="options"
					@click="swipeActionCickHandler(goods)"
					>
						<my-goods 
						:goods="goods" 
						:show-radio="true"
						:show-num="true"
						@radio-change="radioChangeHandler"
						@num-change="numberChangeHandler"
						></my-goods>
					</uni-swipe-action-item>
				</block>
			</uni-swipe-action>
		</view>
		<!-- 结算区域 -->
		<my-settle></my-settle>
	</view>
	<!-- 空白购物车的区域 -->
	<view class="empty-cart" v-else>
	  <image src="/static/cart_empty@2x.png" class="empty-img"></image>
	  <text class="tip-text">空空如也~</text>
	</view>
</template>

<script>
	import {mapGetters,mapState,mapMutations} from 'vuex'
	import badgeMix from "@/mixins/tabbar-badge.js"
	export default {
		data() {
			return {
				navList:[],
				options:[
					{
						text:'删除',//显示的文本内容
						style:{
							backgroundColor:"#c00000"//按钮背景颜色
						}
					}
				],
			};
		},
		mixins:[badgeMix],
		computed:{
			...mapState('m_cart',['cart']),
		},
		methods:{
			...mapMutations('m_cart',['updateGoodsState','updataGoodsCount','removeGoodsById']),
			radioChangeHandler(e){
				this.updateGoodsState(e);
			},
			numberChangeHandler(e){
				this.updataGoodsCount(e);
			},
			swipeActionCickHandler(good){
				this.removeGoodsById(good.goods_id);
			}
		},
		watch:{
			
		}
		
	}
</script>

<style lang="scss">
	.cart-title {
	  height: 40px;
	  display: flex;
	  align-items: center;
	  font-size: 14px;
	  padding-left: 5px;
	  border-bottom: 1px solid #efefef;
	  .cart-title-text {
		margin-left: 10px;
	  }
	}
	.empty-cart {
	  display: flex;
	  flex-direction: column;
	  align-items: center;
	  padding-top: 150px;
	
	  .empty-img {
	    width: 90px;
	    height: 90px;
	  }
	
	  .tip-text {
	    font-size: 12px;
	    color: gray;
	    margin-top: 15px;
	  }
	}
	.cart-container{
		padding-bottom:50px;
	}
</style>
